Expandable fusion cage



FIG. 1 is a rear perspective view of the expandable fusion cage in a first state;

FIG. 2 is a front perspective exploded view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a front elevation view thereof;

FIG. 5 is a left elevation view thereof;

FIG. 6 is a rear elevation view thereof;

FIG. 7 is a rear perspective view of the expandable fusion cage in a second state;

FIG. 8 is a top plan view thereof;

FIG. 9 is a front elevation view thereof;

FIG. 10 is a right elevation view thereof; and,

FIG. 11 is a rear elevation view thereof.

The dot dash lines shown in the views are included for the purpose of identifying the exploded view order. 

CLAIM The ornamental design for an expandable fusion cage, as shown and described. 